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If 852 G Each of Zinc,potassium Dichromate,and Sulfuric Acid Are Reacted

Question 51

Multiple Choice

If 8.52 g each of zinc,potassium dichromate,and sulfuric acid are reacted by the reaction:
4 Zn + K2Cr2O7 + 7 H2SO4→ 4 ZnSO4 + 2 CrSO4 +K2SO4 + 7 H2O
How many grams of zinc will be left unreacted?


A) 0.94 g
B) 3.65 g
C) 5.27 g
D) 1.89 g
E) 3.25 g

Correct Answer:

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